... your MP3, MP4, CD, DVD, mobile phone, notebook computer, Micro SD/ TF card, etc.Can play music by link to ... speaker system is ideal for use at the office,home,carry where you goSupporting: Micro SD Card ,TF card ,U DiskFM RadioRechargeable lithium ... sell. Specifications: Mini Speaker MP3 MP4 USB SD Card Reader+FM Radiofm radio usb sd card reader speakerOutput:RMS:3W*1 THD=10%Frequency ...